53281025

素因数分解:

$5^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1213}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 75870144

約数和(自身を除く): 22589119

約数列:

[1, 5, 7, 25, 35, 175, 251, 1213, 1255, 1757, 6065, 6275, 8491, 8785, 30325, 42455, 43925, 212275, 304463, 1522315, 2131241, 7611575, 10656205, 53281025]

約数ペア:

[(1, 53281025), (5, 10656205), (7, 7611575), (25, 2131241), (35, 1522315), (175, 304463), (251, 212275), (1213, 43925), (1255, 42455), (1757, 30325), (6065, 8785), (6275, 8491)]